The Zurn Wilkins 475STRV Stainless Steel Replacement n-Pattern Reduced Pressure Principle Vertical Assembly (RPV) withstands the corrosive effects of water and allows for installation in systems when inlet and outlet flows up. Ideal for new or direct drop-in replacement delivering convenience without compromise. For fire protection applications , with a metered by-pass to detect leaks and other water use. The retrofit spool offers the ability to replace older models with different lay lengths and the valve maintains agency approvals when the spool is installed by the factory.
Read Less